统计

Rúguǒ zhǐ guānzhù píngjūn shuǐpíng, qúntǐ nèibù chāyì jiù kěnéng bèi tǒngjì jiéguǒ yǎngài.

If attention is paid only to average levels, differences within groups may be obscured by the statistical results.

Ruò yào bǐjiào bùtóng dìqū de jiàoyù chéngguǒ, jiù bìxū xiān míngquè tǒngjì kǒujìng shìfǒu yízhì.

To compare educational outcomes across regions, we must first clarify whether the statistical definitions are consistent.

Xiàngmù pínggū bù yīng zhǐ tǒngjì wánchéng le duōshǎo rènwu, hái yīng jiǎnyàn zhèxiē rènwu shìfǒu jiějué le shíjì wèntí.

Project evaluation should not merely count completed tasks; it should also test whether those tasks solved real problems.